/*
let n1 = 0.1
let n2 = 0.2
console.log(n1 + n2)
console.log((n1 + n2).toFixed(1))
*/
// let  outObj = {
//     inObj:  {a: 1, b : 2}
// }
// let newObj = {...outObj}
// newObj.inObj.a = 2
// console.log(outObj)
//
// let ast = 'abcd'
// console.log(Array.from(ast))

console.log(typeof [])
console.log(typeof null)
console.log(typeof {})
console.log(typeof undefined)
console.log(Object.prototype.toString.call(12));
console.log([...'hello'])